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Annotation of qemu/roms/SLOF/board-qemu/virtio-net/module_entry.c, revision 1.1

1.1     ! root        1: /******************************************************************************
        !             2:  * Copyright (c) 2004, 2011 IBM Corporation
        !             3:  * All rights reserved.
        !             4:  * This program and the accompanying materials
        !             5:  * are made available under the terms of the BSD License
        !             6:  * which accompanies this distribution, and is available at
        !             7:  * http://www.opensource.org/licenses/bsd-license.php
        !             8:  *
        !             9:  * Contributors:
        !            10:  *     IBM Corporation - initial implementation
        !            11:  *****************************************************************************/
        !            12: 
        !            13: #include <string.h>
        !            14: #include <netdriver_int.h>
        !            15: #include "virtio-net.h"
        !            16: 
        !            17: extern char __module_start[];
        !            18: extern char __module_end[];
        !            19: extern char __bss_start[];
        !            20: extern char __bss_end[];
        !            21: 
        !            22: snk_kernel_t   *snk_kernel_interface;
        !            23: snk_module_t   *snk_module_interface;
        !            24: 
        !            25: 
        !            26: snk_module_t* module_init(snk_kernel_t *snk_kernel_int, pci_config_t *conf)
        !            27: {
        !            28:        long            module_size;
        !            29: 
        !            30:        module_size = __module_end - __module_start;
        !            31:        if (module_size >= 0x800000) {
        !            32:                snk_kernel_int->print("Module size (%llu bytes) is too big!\n",
        !            33:                                      module_size);
        !            34:                return 0;
        !            35:        }
        !            36: 
        !            37:        memset(__bss_start, 0, __bss_end - __bss_start);
        !            38: 
        !            39:        snk_kernel_interface = snk_kernel_int;
        !            40:        snk_module_interface = &virtionet_interface;
        !            41:        snk_module_interface->link_addr = module_init;
        !            42: 
        !            43:        if (snk_kernel_int->version != snk_module_interface->version)
        !            44:                return 0;
        !            45: 
        !            46:        if (vn_module_init_pci(snk_kernel_int, conf))
        !            47:                return 0;
        !            48: 
        !            49:        return &virtionet_interface;
        !            50: }

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